Underhill, Frank H.
The British Commonwealth : an experiment in co-operation among nations
Duke University Press, 1956
 Buku Teks
Tung, Ta-Lin
Agricultural co-operation in China
Foreign Languages Press, 1959
 Buku Teks SO
Tung, Ta-Lin
Agricultural co-operation in China
Foreign Languages Press, 1959
 Buku Teks SO
Tung, Ta-Lin
Agriculture co-operation in China / Tung Tan-lin
Foreign Language Press, 1959
 Buku Teks SO
British librarianship and information science, 1971-1975
edited by H.A. Whatley
Library Association , 1977
 Buku Teks SO